.clearfix::before,
.clearfix::after
    content: ''
    display: block
    clear: both

.commonMenu
    width: 400px
    padding: 0 10px
    border-radius: 5px
    box-shadow: 0 0 5px
    background-color: #fff
    span
        color: #a699a6

    header
        display: flex
        justify-content: space-between
        border-bottom: 2px solid #eee
        padding: 15px
    main
        ul
            padding: 15px 10px
            width: 100%
            li
                width: 33.33%
                text-align: center
                float: left
                white-space: nowrap
                list-style: none
                &:not(:last-of-type)
                    margin-bottom: 20px
                span
                    cursor: pointer
                    color: #868686
                    &:hover
                        color: #1890ff
